Scientific American Magazine

World-changing technologies that are poised to rattle the status quo

At risk are airliners, electric grids, stock markets and other systems that rely on GPS to time their operations

AI may equal human intelligence without matching the true nature of our experiences

To save quantum mechanics, information must break free from black holes. New observations may help tell us how

A long-sought fossil could redraw our family tree

Inside the effort to understand wildfire season’s scariest phenomena

After two decades in space, the world’s leading x-ray telescope is still revealing new secrets of the cosmos